locking-strategies

Simple redis-based lock mechanism for your sidekiq workers

Spring Data JPA, Spring Data JDBC, and Spring Data R2DBC examples and a comprehensive guide to JPA fetching and locking strategies.

A Swift generic wrapper type to help enforce thread-safe access to properties.

This repository provides code examples in Python for implementing concurrency control mechanisms in a shared database.

File System backend for Dogpile Cache

Trustless freelancer escrow system on Cardano using Plutus. Funds lock on-chain and release or refund via signed transactions, with off-chain dispute and marketplace logic.

Real-time cinema ticket booking backend built with Spring Boot, supporting concurrent seat reservations, event-driven notifications, webhook-based payment handling, and scalable system architecture.

A collaborative document system where multiple readers access content simultaneously, while writers get exclusive access. Uses reader-writer locks to balance concurrency, fairness, and prevent starvation, simulating real-world platforms like Google Docs. Ideal for studying thread synchronization.

After using my Mac(Apple), I began to notice how odd it was that Windows cannot "password lock" folders/documents. So, I accomplished this on my own and now have this capability on my Windows device(and, now, so do you). Store anything inside a folder that disappears when desired and can only be opened(and visible) using your password. Run "run_…

🏟️ Production-ready stadium reservation API (Java 21 / Spring Boot 3.4). Engineered for high concurrency (Optimistic Locking), secure stateless JWT, and high-fidelity testing via Testcontainers.

Concurrent trie in C language with proper locking (HOH, single-lock and read-write lock)

NodeJs Database Concurrency explores strategies to handle multiples users in high concurrency. Here I explore NodeJs, Typescript, PostgreSql with different packages including pg and Prisma ORM.

Learning OS design and experiment through C.

Readers and Writers lock with Priority Locking implementation for XINU OS.

Lock management emulator using the Two-Phase Locking algorithm

A high-performance distributed bidding simulator built with Java, Spring Boot, Redis, PostgreSQL, and Angular to test multiple auction bidding strategies under concurrent load, with real-time performance metrics and strategy comparison.

java-multithreading

NestJS-based e-commerce backend with JWT auth, RBAC, stock-locking inventory management, N+1 query optimization, and scalable modular architecture..

A Pencil-and-Paper approach to solve non-trivial sudoku problems.